"Founded in 1979, the Massachusetts Coalition of Police has the distinction as the Commonwealth's premier union for law enforcement professionals. Our mission is to organize, assist, and advocate for the welfare of our police officers. We accomplish our objectives through careful strategic planning and the coordination of responsible legislative and legal actions. MASS C.O.P. is the largest law enforcement union in Massachusetts. Our focus on the welfare of our police officers has resulted in unprecedented membership growth. We now represent over 4,400 members serving in more than 173 Towns and Cities across our Commonwealth. Our long-term strategic planning and experienced staff has made us the most powerful and trusted law enforcement advocate in the Commonwealth of Massachusetts."